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747-400 MAINTENANCE MANUAL
 7)  Return to the default, or main, menu by scrolling to the PREVIOUS MENU message and then pushing the enter pushbutton. Continue this procedure until the EXIT TO MAIN message is on the LCD display as shown below. Then push the enter pushbutton.
 ~............................................................... | | O | p | t | i | o | n | s | | M | e | n | u | | | | ................................................................. | > | E | X | I | T | | T | O | | M | A | I | N | | | | ................................................................. | | I | N | P | U | T | S | | | | | | | | | | ................................................................. | e | n | t | e | r | | | | | | s | c | r | o | l | l | 2...…...…...…...…...…...…...…...…...…...…...…...…...…...…...…...1
 E.  System Shutdown Procedures
 (1)  
Position the switches and controls on the weather radar control panel as follows.
 (a)  
SYS switch - L
 (b)  
TILT control - 0
 (c)  
GAIN - AUTO
 (d)  
Mode selector switch - TEST
 (2)  
Position captain's and first officer's ND brightness controls as follows:
 (a)  
Outer knob - midposition
 (b)  
Inner knob - midposition
 (3)  
Captain's IRS source select switch - L
 (4)  
First officer's IRS source select switch - R
 (5)  
Position switches and controls on captain's and first officer's EFIS control panel as follows:
 (a)  
Mode selector - VOR
 (b)  
Range - 80
 (c)  
WXR switch/indicator - off
 (d)  
L ADF/VOR - OFF
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747-400 
MAINTENANCE MANUAL
MENU
CONTROL DISPLAY UNIT
CMC MENU  GROUND TESTS SYSTEMS  
TESTS AVAILABLE FOR THE WEATHER RADAR (PRESSING  
THE LINE SELECT KEY INITIATES THE TEST)  RESULTS OF THE SELECTED TEST 
1L 
2R
GROUND TESTS MENU GROUND TESTS RESULTS 
Weather Radar Test Displays 
Figure 11 (Sheet 1)
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747-400 MAINTENANCE MANUAL  
MAGENTA  
RED  
MESSAGE MODE ANTENNA TILT MESSAGE TEST PASS MESSAGE HALF RANGE MESSAGE  TEST WXR TEST +15  20  YELLOW GREEN  FAIL TEST FAIL MESSAGES  WXR RT ANT CON ATT WEAK FAIL  
 
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